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Sérgio Sousa

Has grant

Assistant Professor (25% part-time)

Universidade do Porto Faculdade de Engenharia

Portugal

Research Interests

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Professors in Portugal Professors in Astronomy Astronomy professors in Portugal

About

Sérgio Sousa is an Assistant Professor at Universidade do Porto Faculdade de Ciências, Portugal. His research focuses on exoplanets and planetary systems, with recent articles addressing transit parameters, radial velocity signals, and the characterization of transiting systems. He has contributed to studies on various types of exoplanets, including sub-Neptunes and hot Jupiters, advancing the understanding of planetary formation and dynamics.

Recent Grants

Grant: Open

e-CHEOPS: Extending the CHEOPS mission – Prodex Experiment Agreement

Open Date: 2023-09-25

Close Date: 2026-12-31

Grant: Close

Star-exoplanet compositional link: towards realistic characterization of terrestrial planets

Open Date: 2023-01-01

Close Date: 2024-06-30

Grant: Close

Precise characterization of exoplanets with CHEOPS

Open Date: 2020-07-01

Close Date: 2026-06-01

Grant: Close

Exploring exoplanets with CHEOPS.

Open Date: 2018-06-01

Close Date: 2021-05-01

Grant: Close

Novos desafios na procura de outras Terras

Open Date: 2016-07-01

Close Date: 2018-07-31

Articles (38)

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Collaborators (62)

Christiane Helling

Graz University of Technology (90000)

AUSTRIA

Sérgio Sousa

Research Interests

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About

Recent Grants

Articles (38)

An ultra-short-period super-Earth and a sub-Neptune orbiting the K dwarf TOI-4311

Photo-dynamical characterisation of the K2-138 resonant chain: Estimation of a mass─radius relationship for resonant sub-Neptunes

gr8stars II: judgement day for spectroscopic parameter model systematics

The impact of interpolation in high-resolution spectroscopy

Inferring stellar metallicity and elemental abundances from kinematic and spectroscopic data using machine learning

Exploring the surface of HD 189733 via Doppler shadow analysis of planetary transits

TILARA: Template-Independent Line-by-line Algorithm for Radial velocity Analysis

Revisiting the exoplanet radius valley with host stars from SWEET-Cat

ASTRA: A Python Package for Cross-Instrument Stellar and Telluric Template Construction

The small transiting planet population revealed by ESPRESSO with extreme precision radial velocities

A super-Earth orbiting the early-M dwarf GJ7

TOI-3664 b, TOI-4034 b, and TOI-6564 b: three new hot Jupiters around stars approaching the terminal age main sequence

The CHEOPS view of HD 95338b: Refined transit parameters, and a search for exomoons

HD 35843: A Sun-like Star Hosting a Long-period Sub-Neptune and Inner Super-Earth

A comprehensive study on radial velocity signals using ESPRESSO: Pushing precision to the 10 cm/s level

A systematic bias in template-based radial velocity extraction algorithms

Three hot Jupiters transiting K-dwarfs with significant heavy element masses

The TOI-1117 multiplanetary system: 3 sub-Neptunes, 1 in both the Neptunian Desert and Radius Valley

Two neighbours of the ultra-short-period Earth-sized planet K2-157 b in the warm Neptunian savanna

Exploring the Neptunian desert: insights from a homogeneous planetary sample

TOI-512: Super-Earth transiting a K-type star discovered by TESS and ESPRESSO

Characterization of seven transiting systems, including four warm Jupiters from SOPHIE and TESS

An ultra-short period super-Earth and sub-Neptune spanning the Radius Valley orbiting the kinematic thick disc star TOI-2345

TOI-283 b: A transiting mini-Neptune in a 17.6-day orbit discovered with TESS and ESPRESSO

Detailed cool star flare morphology with CHEOPS and TESS (Corrigendum)

TOI-2322: Two transiting rocky planets close to the stellar rotation period and its first harmonic

Architecture of planetary systems with and without outer giant planets: I. Inner planet detections around HD 23079, HD 196067, and HD 86226

Stellar-activity analysis of the nearby M dwarf GJ 526

The EBLM project – IX. Five fully convective M-dwarfs, precisely measured with CHEOPS and TESS light curves

TOI-908: a planet at the edge of the Neptune desert transiting a G-type star

TOI-836: A super-Earth and mini-Neptune transiting a nearby K-dwarf

Discovery and characterization of two Neptune-mass planets orbiting HD 212729 with TESS

Refined parameters of the HD 22946 planetary system and the true orbital period of planet d

TOI-969: a late-K dwarf with a hot mini-Neptune in the desert and an eccentric cold Jupiter

The HD 93963 A transiting system: A 1.04 d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS

Detection of barium in the atmospheres of the ultra-hot gas giants WASP-76b and WASP-121b

A novel framework for semi-Bayesian radial velocities through template matching

Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops

Collaborators (62)

Christiane Helling

Amaury Triaud

Julia Venturini

Yann Alibert

Pedro Figueira

Nelson Nunes

Dimitri Veras

Martin Paegert

Willy Benz

Szilárd Kálmán

Göran Olofsson

Giampaolo Piotto

Ares Osborn

Lars A. Buchhave

Michael Cretignier

Andrew Cameron

Diego Bossini

Maria Tsantaki

Atanas K Stefanov

David Armstrong

Monika Lendl

Alexander James Mustill

T G Wilson

André M Silva

Christophe Lovis

John Brewer

Alexandre Cabral

Cristilyn Watkins

Jean-Baptiste Delisle

Peter J Wheatley

Damien Ségransan

Alexandre Correia

Nuno Santos

Christian Reimers